Police and detection programs look for dogs with very specific temperaments. Beyond strength and obedience, candidates must show sustained focus, restraint, and low interest in unfamiliar people.

Now 20 weeks old, Chief is being trained to eventually search for missing people and track suspects.

A puppy will soon be training to fight crime across Norfolk. Harper is 10 months old and has just arrived with her handler, PC Ward, in west Norfolk. She will soon start a formal training scheme to ...